linux-kernel - Re: [PATCH 4/4] pinctrl: amd: remove debounce filter setting in irq type setting

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Date:   Thu, 5 Nov 2020 07:09:21 +0800
From:   Coiby Xu <coiby.xu@...il.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Hans de Goede <hdegoede@...hat.com>,
        1887190@...s.launchpad.net,
        "open list:PIN CONTROL SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/4] pinctrl: amd: remove debounce filter setting in irq
 type setting

On Wed, Nov 04, 2020 at 10:42:38PM +0200, Andy Shevchenko wrote:
>On Wed, Nov 4, 2020 at 6:05 PM Coiby Xu <coiby.xu@...il.com> wrote:
>>
>> Debounce filter setting should be independent from irq type setting
>> because according to the ACPI specs, there are separate arguments for
>> specifying debounce timeout and irq type in GpioIo and GpioInt.
>>
>> This will fix broken touchpads for Lenovo Legion-5 AMD gaming laptops
>> including 15ARH05 (R7000) and R7000P whose BIOS set the debounce timeout
>> to 124.8ms which led to kernel receiving only ~7 HID reports per second.
>
>to the kernel

Thank you for correcting my grammar mistakes!

>
>> Cc: Hans de Goede <hdegoede@...hat.com>
>> Cc: Andy Shevchenko <andy.shevchenko@...il.com>
>> Cc: 1887190@...s.launchpad.net
>> BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1887190
>
>> Message-Id: <CAHp75VcwiGREBUJ0A06EEw-SyabqYsp+dqs2DpSrhaY-2GVdAA@...l.gmail.com>
>
>Link: https://lore.kernel.org/...
>
>--
>With Best Regards,
>Andy Shevchenko

--
Best regards,
Coiby